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Derail Valley
Derail Valley
AdventureIndieSimulation
Altfuture · Altfuture·-25%$29.99
May 22, 2019 · 87mo ago

Build #77 - Fixed tunnels, various bug fixes

AI summary11h

Build #77 focuses on a major rework of tunnel entrance logic to prevent collisions and visual glitches, alongside VR performance optimizations and various control bug fixes.

Buffs6

  • RailwayFixed an issue where trains would occasionally collide with terrain when entering tunnels.
  • PerformanceReduced frequent CPU spikes in VR caused by third-party code (console, VRTK), leading to a smoother experience.
  • Controls
    • Fixed the inability to teleport to the shunter from its right cab side.
    • Fixed a bug in NonVR where mouse-look could cause held items to become untakeable after being dropped.
  • General
    • Fixed the locomotive remote battery indicator incorrectly showing as not charging.
    • The load machine now displays the ID of its corresponding track for better navigation.Added

Bug fixes1

  • ControlsFixed mouse-look being usable during stashing and unstashing animations.

Other changes1

  • RailwayReworked how the game determines tunnel holes to eliminate trains hitting terrain at entrances and prevent 'caved-in' visual glitches.

subjects affected (4)

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How did this patch land?
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official notes
Derail Valley · May 22, 2019

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Patch history

see all 35

  1. Unity Security PatchOct 4, 2025 · 9mo

    Security update to address a high-severity vulnerability (CVE-2025-59489) involving unsafe file loading and local file inclusion in the Unity Engine.

  2. B99.7 - More Small Bug FixesAug 2, 2025 · 11mo

    B99.7 is a minor update focusing on small bug fixes and stability while the team prepares for the major B100 update.

  3. B99.6 - Bug Fixes, Ladder-climbing & MoreJul 18, 2025 · 12mo

    B99.6 introduces a new ladder-climbing mechanic for locomotives and buildings alongside various bug fixes.

    +1
  4. B99.3 - Quick FixesDec 10, 2024 · 19mo

    A critical hotfix addressing a saving bug related to item placement and general stability.

  5. Build #92 HotfixAug 24, 2021 · 59mo

    Hotfix for Build #92 addressing stability issues with inventory, VR interactions, and vegetation rendering.

    +2
  6. Hotfix for the rare case of players missing items/moneyOct 14, 2020 · 70mo

    Hotfix addressing a rare save-game corruption bug where derailed cabooses caused players to lose items and money.

  7. Known issues & tips on how to solve themMay 22, 2020 · 75mo

    A guide detailing known issues, technical workarounds for crashes and VR input, and a clarification of the insurance mechanic.

  8. Overhauled Changelog - Build #80May 21, 2020 · 75mo

    A massive overhaul focusing on train simulation physics, a new license-based career economy, expanded cargo types (Hazmat), and comprehensive VR/Non-VR control revamps.

    +101

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